.content_kzt{
    width: 60%;
    height: 700px;
    /*background-color: darkgreen;*/
    margin: 0 auto;
    margin-top: 70px;
}

small {
    color: black;
    font-size: 16px;
}

.li_select{
    display: flex;
    margin-top: 40px;
}
.li_item {
    width: 80px;
    height: 30px;
    list-style: none;
    text-align: center;
    padding: 10px 0 0 0;
    background-color: rgba(100, 149, 237,0.7);
    color: black;
    background: rgba(0.5);
    border: 1px solid white;
    text-decoration: none;


}

.li_item:hover {
    background: cornflowerblue;
}
/*展示的主体*/
.display_content {
    width: 100%;
    height: 100px;
     /*background-color: rgba(100, 149, 237,0.7);*/

}
/*添加文章按钮*/
.addbtn {
    width: 100px;
    height: 30px;
    background-color: cornflowerblue;
    text-align: center;
    padding: 10px 0 0  0;
    color: black;
    text-decoration: none;
    margin-left: 10px;
    margin-top: 10px;
}
th{
    width: 120px;
    height: 30px;
    color: black;
}
.c_li {
    background-color: cornflowerblue ;
    font-weight: bold;
    color: white;
}


.article_content {
     width: 100%;
    height: 100px;
    display: none;
}

.article_content_none {
     width: 100%;
    height: 100px;
    display: block;
}

.article_content td {
    /*border: 1px solid red;*/
    text-align: center;

}


